from the Need to find a sensor department...Lightning Sensor
I'm trying to find a lightning sensor
By Curt Wuollet on 20 August, 2014 - 12:37 am -
Detecting lightning within a defined radius might be a problem. Not detecting the lightning, that's...
from the Instrumentation and Control department...Understanding Run Back in Burner Management System
What is Run Back in a Boiler Operation?
from the Automation department...Calculating Input Current
Calculating the input current to PLCs for Armorblock - 1732E-IB16M12SOEDR
from the Voltage drop department...Honeywell XNX voltage drop
Honeywell XNX shows voltage drop after connecting the TX
Your power supply and wiring are not providing the minimum voltage to the XNX (a gas detector). ...
from the Investors department...New Flow Measurement Method
How to find an investor of instruments.
I'd be interested in learning more about your new flow measurement solution. Please email at...
from the Instrumentation department...RTD Thermowell Response Time
Thermowell RTD response time calculation
By d on 5 August, 2014 - 12:55 pm -
Special calibration equipment is typically used for did testing. For 0-100Deg C, temperature...
Hello, I'm preparing a thermal response test setup. In which different temperature sensors i.e...
from the instrumentation department...generator hydrogen cooling system
hydrogen cooling system for GE frame6 generator manual
Hello, Ruiyu Chen, We don't know what kind of turbine-generator you are talking about. My answer...
By Ruiyu Chen on 29 July, 2014 - 5:18 am -
Hello, I am ruiyu chen. After reading your post, I think you are the one who can help me to get...
from the Forum department...Re-calibrating Rosemount Transmitters
Re-calibrating Rosemount Transmitters after power is removed?
By Sam on 28 July, 2014 - 3:07 am -
No only if you do a complete reset on it. The reset will take it back to the factory defaults but a...
from the Thermocouple department...MARK VIe Thermocouples
Questions about thermocouples and MARK VIe
Yassar, One of the better manuals produced by GE, the Mark VIe System Guide, GEH-6721, has some...
from the Control Systems department...1oo2 voting for temperature transmitter
1oo2 voting for temperature transmitter
By Sam on 25 July, 2014 - 8:09 am -
http://www.controleng.com/single-article/monitoring-critical-vessel-te mperature/224a1b309e.html ...
By d on 23 July, 2014 - 6:41 pm -
you might consider placement in valve-free connecting pipe, but that depends on a number of...
from the CBM department...lube oil level
Which Lube oil tnk level to be used: Absolute or relative
By syed on 22 July, 2014 - 10:07 am -
Sam, great detail you have provide. Thank you very much for the response. This is really...
By Sam on 21 July, 2014 - 6:50 am -
Something to take into consideration is that the pressure at the bottom of a column of liquid will...
By syed on 18 July, 2014 - 7:10 am -
Sam, thanks for your reply. You have given an excellent point that i cannot really find in any...
By Sam on 15 July, 2014 - 8:50 am -
In most cases there is a reason for measuring the level of a product in a vessel and that is to...
from the Instrumentation department...analog 4-20mA output transmision
Analyzers analog output signal 4-20mA transmission
By aj on 22 July, 2014 - 6:52 am -
Is it safe to run analog and digital instrument signals in the same mulicore cable? multicore is...
from the Forum department...Single Controller for a Flow and Pressure Control Valve
Single controller for multiple purposes
By Sam on 14 July, 2014 - 9:00 am -
Sound a lot like a split range control that you need to do in this application. In a split range...
By otised on 13 July, 2014 - 3:30 pm -
I am assuming that the final output of the flow controller is a position command to a control...
By d on 13 July, 2014 - 10:34 am -
of course simulteous control is not possible, but to talk about valves in a specific...
from the INSTRUMENT department...Reading Hot Thermocouple
Does a hot thermocouple in junction box give an actual reading?
good answer >> if the connections are made properly and proper thermocouple extension...
By otised on 7 July, 2014 - 10:50 pm -
Just a clarification on the condition of both thermocouple leads having cold junctions. The cold...
By d on 7 July, 2014 - 9:50 pm -
excellent description of the problem faced and how to get proper readings...
> if the connections are made properly and proper thermocouple extension wiring > and...
By d on 7 July, 2014 - 8:49 am -
if the connections are made properly and proper thermocouple extension wiring and terminal blocks...
from the Forum department...Research on sensors
Calculation of Reliability and MTBF OF SENSORS
from the r&d department...Magnetic pickup - amplitude or frequency
Magnetic pickup - amplitude or frequency
Ramana, There is a lot of good and applicable information in the previous posts to this thread....
By Ramana on 9 July, 2014 - 7:46 am -
Dear friend, Please need a help about magnetic pickup unit sensor. Am confused about the sensor...
from the Doors department...Limit switch
Looking for limit switch compatibility between VDC and VAC
By Steve Myres on 4 July, 2014 - 4:42 pm -
According to the catalog page from the Grainger website, your switch is rated at 15A, 480VAC/DC, so...
from the Forum department...How to measure tank level through differential pressure
Differential pressure as tank level incorrect reading
I haven't a clue what your supplier actually provided. You need to ask them to be very specific...
By joe on 30 June, 2014 - 9:09 am -
I thank you so much guys for your answers. The range is 0-2.8 bars by the way. The supplier gave me...
Presumably this is liquid CO2 in a pressurized vessel? You probably have the wrong DP pressure...
By d on 29 June, 2014 - 12:33 pm -
d/p = delta L[m] * density[Kgf/m3] for d/p in Kgf/m2 likely that you transmitter is spanned...
from the Slurry Density Measurement department...Slurry Density Measurement
Are there reliable alternatives available to measuring slurry density except for the Gamma radiation method?
By Marius de Vries on 26 June, 2014 - 4:33 am -
Yes, there is now! We are manufacturer of ceramic ultrasonic sonochemistry analyzers for slurry...
from the Instrumentation department...Instrument Control Loop
Maintenance procedure of process control loop.
from the EE department...difference between NPN/PNP Sensors
what is difference?
Hello, Very good explanation on the sinking and sourcing. So, please correct me if I'm wrong......
from the Forum department...Shorten The Range Of Thermocouple
How to shorten the range of Thermocouple in order to have a better acuuracy in reading
By d on 25 June, 2014 - 4:09 am -
A t/c is not suitable for that purpose (extremely low signal), recommend that you consider using...
By Vijay on 25 June, 2014 - 12:15 am -
Thermocouple is for higher temp. transmitter will give you turn down up to 10:1 ( depends upon...
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